NU-Guard G is a tough, lightweight expandable sleeving made of specially formulated Polyethylene Terephthalate (PET) 0.010 Inch (10 mil) monofilaments braided into a cylindrical sleeve. NU-GUARD G provides excellent abrasion and cut through resistance protection, excellent chemical and fungus resistance and good mechanical properties. - The flexible open weave construction allows each size to expand up to three times its original diameter for ease in pulling over irregular shapes. This open weave construction also provides for dissipation of heat and moisture, preventing condensation, and allowing for complete drainage.